187     def preprocess(self, union, security=True):

   187     def preprocess(self, union, security=True):

   188         """insert security when necessary then annotate rql st for sql generation

   188         """insert security when necessary then annotate rql st for sql generation

   189 

   189 

   190         return rqlst to actually execute

   190         return rqlst to actually execute

   191         """

   191         """

   194         noinvariant = set()

   192         noinvariant = set()

   195         if security and not self.session.is_super_session:

   193         if security and not self.session.is_super_session:

   196             self._insert_security(union, noinvariant)

   194             self._insert_security(union, noinvariant)

   197         self.rqlhelper.simplify(union)

   195         self.rqlhelper.simplify(union)

   198         self.sqlannotate(union)

   196         self.sqlannotate(union)

   584 

   582 

   585         to maximize the rql parsing/analyzing cache performance, you should

   583         to maximize the rql parsing/analyzing cache performance, you should

   586         always use substitute arguments in queries (eg avoid query such as

   584         always use substitute arguments in queries (eg avoid query such as

   587         'Any X WHERE X eid 123'!)

   585         'Any X WHERE X eid 123'!)

   588         """

   586         """

   590             print '*'*80

   588             print '*'*80

   592         # parse the query and binds variables

   590         # parse the query and binds variables

   593         if eid_key is not None:

   591         if eid_key is not None:

   594             if not isinstance(eid_key, (tuple, list)):

   592             if not isinstance(eid_key, (tuple, list)):

   595                 eid_key = (eid_key,)

   593                 eid_key = (eid_key,)

   596             cachekey = [rql]

   594             cachekey = [rql]